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US2835295A
Expired / Lapsed
US
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Stemming apparatus
Assignee: Individual
•
Filing: 1954-04-06
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Granted: 1958-05-20
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Expires: 1974-04-06
Abstract
No abstract record available.
Inventors
- 👤 Genevieve I Magnuson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:35
CPC Classifications
A; A23; A23N; A23N15/00; A23N15/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/4956; Y10T29/49563
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US883708A
Cited
US1635569A
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US1670225A
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US2075448A
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US2048470A
Cited
US2574044A
Cited
US2527182A
Cited
US2479961A
Cited
FR1004348A
Cited
US2601055A
Cited
FR1062991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |